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What is Engineering? ь

What is Engineering?

게시자 Retro Player
등록일시 2021-05-23 17:03

Engineering explained – from mobile phones to the Burj Khalifa (the world’s tallest building), computer games and toothpaste to the Sydney Harbour Bridge and…

시력게임 :: 눈이 건강해지는 앱 [아이앱]